examples/hwapi/hwconfig_console: Don't alloc memory in value().

examples/hwapi/hwconfig_console.py

@@ -3,10 +3,10 @@
 class LEDClass:
 
     def __init__(self, id):
-        self.id = id
+        self.id = "LED(%d):" % id
 
     def value(self, v):
-        print("LED(%d):" % self.id, v)
+        print(self.id, v)
 
 
 LED = LEDClass(1)